unindent, formatting fixups, and fix memleak

I think clion royally wrecked my formatting. Going to keep
fixing it up as I find stuff.

scratch.c

@@ -0,0 +1,160 @@
+/*
+ * scratch.c - ideas in progress
+ */
+
+void
+reflow_region(void)
+{
+	int		 start_row, end_row, i, col, wlen, this_len;
+	struct erow	*row;
+	struct abuf	 buf = ABUF_INIT;
+	struct abuf	 out = ABUF_INIT;
+	int		 in_paragraph = 0;
+	int		 indent_len = 0;
+	char		 indent[REFLOW_MARGIN + 1];
+	char		 word[REFLOW_MARGIN + 1];
+	char		*e = NULL;
+	char		*p = NULL;
+	char		*s = NULL;
+
+	if (editor.mark_set) {
+		if (editor.mark_cury < editor.cury ||
+			(editor.mark_cury == editor.cury &&
+				editor.mark_curx < editor.curx)) {
+			start_row = editor.mark_cury;
+			end_row = editor.cury;
+		} else {
+			start_row = editor.cury;
+			end_row = editor.mark_cury;
+		}
+	} else {
+		start_row = end_row = editor.cury;
+		while (start_row > 0 && editor.row[start_row - 1].size > 0) {
+			start_row--;
+		}
+
+		while (end_row < editor.nrows - 1 &&
+			editor.row[end_row + 1].size > 0) {
+			end_row++;
+		}
+	}
+
+	if (start_row >= editor.nrows) {
+		return;
+	}
+
+	if (end_row >= editor.nrows) {
+		end_row = editor.nrows - 1;
+	}
+
+	for (i = start_row; i <= end_row; i++) {
+		row = &editor.row[i];
+
+		if (row->size == 0) {
+			if (in_paragraph) {
+				ab_append(&buf, "\n", 1);
+				in_paragraph = 0;
+			}
+
+			ab_append(&buf, "\n", 1);
+			continue;
+		}
+
+		if (!in_paragraph) {
+			indent_len = 0;
+			while (indent_len < row->size &&
+				(row->line[indent_len] == ' ' ||
+					row->line[indent_len] == '\t')) {
+				indent[indent_len] = row->line[indent_len], indent_len++;
+			}
+
+			indent[indent_len] = '\0';
+			in_paragraph = 1;
+		}
+
+		ab_append(&buf, row->line + indent_len, row->size - indent_len);
+		ab_append(&buf, " ", 1);
+	}
+
+	if (in_paragraph) {
+		ab_append(&buf, "\n", 1);
+	}
+
+
+	p = buf.b;
+	col = 0;
+
+	while (p != NULL && *p != '\0') {
+		while (*p && isspace((unsigned char)*p) &&
+			*p != '\n') {
+			p++;
+		}
+
+		if (*p == '\0') {
+			break;
+		}
+
+		wlen = 0;
+		while (*p && !isspace((unsigned char)*p)) {
+			if (wlen < REFLOW_MARGIN)
+				word[wlen++] = *p;
+			p++;
+		}
+		word[wlen] = '\0';
+
+		if (*p == '\n' && (p[1] == '\n' || p[1] == '\0')) {
+			ab_append(&out, "\n", 1); /* flush */
+			col = 0;
+			p++; /* consume the extra \n */
+			continue;
+		}
+
+		this_len = wlen;
+		if (col > 0) {
+			this_len++; /* space before word */
+		}
+
+		if (col == 0) {
+			ab_append(&out, indent, indent_len);
+			col = indent_len;
+		}
+
+		if (col + this_len > REFLOW_MARGIN && col > 0) {
+			ab_append(&out, "\n", 1);
+			ab_append(&out, indent, indent_len);
+			col = indent_len;
+		}
+
+		if (col > 0) {
+			ab_append(&out, " ", 1);
+			col++;
+		}
+
+		ab_append(&out, word, wlen);
+		col += wlen;
+	}
+
+	if (col > 0) {
+		ab_append(&out, "\n", 1);
+	}
+
+	/* the old switcharoo */
+	buf = out;
+	ab_free(&out);
+
+
+	for (i = end_row; i >= start_row; i--) {
+		delete_row(i);
+	}
+
+	s = buf.b;
+	while ((e = strchr(s, '\n'))) {
+		erow_insert(start_row++, s, e - s);
+		s = e + 1;
+	}
+
+	ab_free(&buf);
+
+	editor.dirty++;
+	editor_set_status("Region reflowed to %d columns", REFLOW_MARGIN);
+}